Home / 3,190.08-4,787.04-1,652.16

Finding the Fourth Proportional to 3,190.08, 4,787.04 and 1,652.16

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Solution

The fourth proportional to 3,190.08, 4,787.04 and 1,652.16 is: 2,479.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.08 : 4,787.04 = 1,652.16 : x
  2. Step 2: Convert to fraction form
    3,190.08/4,787.04 = 1,652.16/x
  3. Step 3: Cross multiply
    3,190.08x = 4,787.04 × 1,652.16
  4. Step 4: Simplify right side
    3,190.08x = 7,908,956.01
  5. Step 5: Solve for x
    x = 7,908,956.01/3,190.08
  6. Step 6: Final answer
    x = 2,479.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.